5 star boiler installation, as rated by our customers

We take pride in our boiler installation service quality, reflected in a strong customer review score, with the large majority of customers rating us excellent.

1. Arranging an appointment

Our friendly customer service team schedules a convenient time for an experienced heating advisor to visit. One customer said: “From initial consultation through fitting, BASI were exceptionally easy and ultimately professional, friendly with no sales talk.”

2. Heating assessment

Engineers explain the options clearly during the assessment. A customer said: “We were amazed how personable our engineer was, loads of knowledge but none of the jargon. He advised us well and gave us plenty of time to decide. The prices were very competitive.”

3. Installation

Engineers work efficiently while protecting your home from disruption and mess. A customer said: “It was a pleasure to see these guys work, their work ethic is impeccable and they cleaned up as they worked.”

4. Boiler demonstration

Engineers provide a thorough demonstration and answer questions before leaving. A customer said: “They showed me how to work the boiler and heating system and left paperwork on site.”

5. After sales service

Follow-up calls explain warranties and guarantees of up to 10 years. A customer said: “An engineer came round and safety checked my gas appliances after the work was completed. The service was excellent.”

If you would like a free survey, our team is happy to help.